- crap
- dookie
- deuce
- the term 'steaming pile' is almost always used to evoke shit, even if not directly referring to shit
- grogan
I don't know if poopreport still exists, but if you're really interested in creative words for shit, that site is/was an absolute gold mine.

That's an interesting point, and leads to a reasonable argument that if an AI is trained on a given open source codebase, developers should have free access to use that AI to improve said codebase. I wonder whether future license models might include such clauses.